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Correctly select options when nested inside an optgroup #6442

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merged 3 commits into from
Apr 8, 2016
Merged

Correctly select options when nested inside an optgroup #6442

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b102e25
Correctly select options when nested inside an optgroup
trevorsmith Apr 7, 2016
8577600
Add a null check when checking for the native parent of an option ele…
trevorsmith Apr 7, 2016
f7181e0
Remove an unnecessary call to findDOMNode in the select optgroup test.
trevorsmith Apr 7, 2016
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12 changes: 10 additions & 2 deletions src/renderers/dom/client/wrappers/ReactDOMOption.js
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Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,16 @@ var ReactDOMOption = {

// Look up whether this option is 'selected'
var selectValue = null;
if (nativeParent != null && nativeParent._tag === 'select') {
selectValue = ReactDOMSelect.getSelectValueContext(nativeParent);
if (nativeParent != null) {
var selectParent = nativeParent;

if (selectParent._tag === 'optgroup') {
selectParent = selectParent._nativeParent;
}

if (selectParent != null && selectParent._tag === 'select') {
selectValue = ReactDOMSelect.getSelectValueContext(selectParent);
}
}

// If the value is null (e.g., no specified value or after initial mount)
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17 changes: 17 additions & 0 deletions src/renderers/dom/client/wrappers/__tests__/ReactDOMSelect-test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -537,4 +537,21 @@ describe('ReactDOMSelect', function() {
"Cannot set property 'pendingUpdate' of null"
);
});

it('should select grandchild options nested inside an optgroup', function() {
var stub =
<select value="b" onChange={noop}>
<optgroup label="group">
<option value="a">a</option>
<option value="b">b</option>
<option value="c">c</option>
</optgroup>
</select>;
var container = document.createElement('div');
var node = ReactDOM.render(stub, container);

expect(node.options[0].selected).toBe(false); // a
expect(node.options[1].selected).toBe(true); // b
expect(node.options[2].selected).toBe(false); // c
});
});